

@media (max-width: 768px) {
    /*当屏幕宽度低于768px时隐藏显示*/
    .hidden-when-screen-small{
        display: none;
    }
}


@media (min-width: 768px) {
    /*当屏幕宽度低于768px时才显示*/
    .display-when-screen-small{
        display: none;
    }
}

